[exim] Re: [postmaster@hazenmanagement.ca: Undeliverable: Cl…

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Auteur: Jeremy Harris
Date:  
À: exim-users
Sujet: [exim] Re: [postmaster@hazenmanagement.ca: Undeliverable: Cleandry]
On 02/05/2024 10:19, Jeremy Harris via Exim-users wrote:
> On 02/05/2024 03:38, Thomas Krichel via Exim-users wrote:
>>    I have been wondering if there an exim filter or configuration
>>    snippet that could, say for a set email-to addressrepec@???,
>>    first spam filter, if not spam, take the from: field, make this the
>>    reply-to, replace the original from field with say
>>    forward@???  and then remail to a couple of addresses.
>
> SPF cares about the envelope-from for a message.
> An Exim transport can be configured to replace the existing
> envelope-from by using the "return_path" option.
>
> The From: header is distinct from the envelope-from in
> a message.  SPF only cares about it for bounces (when the
> envelope-from is empty).
>
> The "headers_remove" and "headers_add" options are generic for both
> routers and transports, and transports also have "headers_rewrite".
>
> Your existing router that handles the forwarding
> is already changing the envelope-to.


You might also want to look into SRS, a standard way of doing it.
Exim has support for SRS in recent versions.
--
Cheers,
Jeremy


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